package com.teradata.io.bio;

/**
 * @Project: cmcchq
 * @Description:
 * @Version 1.0
 * @Throws :
 * @Author: <li>2019/6/14 lyndon Create 1.0
 * @Copyright (c)2019-2019 版权所有
 * @Modified By:
 */
public class Calculator {

    public static String cal(String expresssion) {
        return expresssion;
    }

}
